2273807 has 2 divisors, whose sum is σ = 2273808. Its totient is φ = 2273806.

The previous prime is 2273783. The next prime is 2273827. The reversal of 2273807 is 7083722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2273807 - 2⁶ = 2273743 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2273807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2273827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1136903 + 1136904.

It is an arithmetic number, because the mean of its divisors is an integer number (1136904).

2^2273807 is an apocalyptic number.

2273807 is a deficient number, since it is larger than the sum of its proper divisors (1).

2273807 is an equidigital number, since it uses as much as digits as its factorization.

2273807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 2273807 is about 1507.9147853907. The cubic root of 2273807 is about 131.4976120854.

Subtracting from 2273807 its sum of digits (29), we obtain a triangular number (2273778 = T₂₁₃₂).

The spelling of 2273807 in words is "two million, two hundred seventy-three thousand, eight hundred seven".